Buried pipeline type water source heat pump

Abstract

The utility model relates to the technical field of water source heat pumps, and discloses a buried pipeline type water source heat pump. The water inlet pipe is connected to the heat pump air conditioner, and the water return pipe is connected to the heat pump air conditioner; one end of the buried pipe is connected to the water inlet pipe, the other end of the buried pipe is connected to the water return pipe, the buried pipe is formed by connecting a plurality of sections, and the buried pipe extends into the ground; the pull rods are fixedly connected to the buried pipes respectively, and the pull rods are connected in a clamped mode, so that the technical effects that through direct contact between the buried pipes and underground soil and water, the efficient heat exchange effect is achieved, the energy utilization efficiency of the heat pump system is improved, and through the design of the multiple buried pipes, the energy utilization efficiency of the heat pump system is improved; adjustment can be conducted according to the depth of an underground well, the stability and adaptability of the system are improved, the contact area of the buried pipe and soil is increased through the arrangement of the heat exchange fins, and therefore the heat exchange efficiency is improved.

Description

Technical Field

[0001] This application relates to the technical field of water source heat pumps, for example, to a buried pipeline type water source heat pump. Background Art

[0002] Currently, water source heat pumps have many advantages such as high energy efficiency ratio, low investment, low operating costs, and good heating and cooling effects. The water source heat pump extracts groundwater to exchange for the heat in the groundwater for heating.

[0003] In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

[0004] Traditional water source heat pumps require excessive exploitation of groundwater, resulting in waste and pollution of groundwater resources, and also causing land subsidence after excessive exploitation of groundwater resources, which is not conducive to environmental protection. Summary of the Utility Model

[0005] To have a basic understanding of some aspects of the disclosed embodiments, a simple summary is given below. The summary is not a general review, nor is it intended to identify key / important constituent elements or delineate the protection scope of these embodiments, but rather serves as a preface to the subsequent detailed description.

[0006] The embodiments of the present disclosure provide a buried pipeline type water source heat pump to solve the problem that traditional water source heat pumps need to extract groundwater, resulting in waste and pollution.

[0007] In some embodiments, the buried pipeline type water source heat pump includes: a heat pump air conditioner; a water inlet pipe connected to the heat pump air conditioner, a water return pipe connected to the heat pump air conditioner; a buried pipe, one end of which is connected to the water inlet pipe and the other end is connected to the water return pipe, and the buried pipe is composed of multiple sections connected together, and the buried pipe extends below the ground; a pull rod respectively fixedly connected to each section of the buried pipe, and the pull rods are snap-connected to each other.

[0008] In some embodiments, the buried pipe and the pull rod are combined and connected. The buried pipes are arranged in pairs on both sides of the pull rod, and the paired buried pipes are mirror-symmetrically arranged with the axis of the pull rod as the center. One end between the paired buried pipes is provided with a connecting pipe; a pull rod is provided on the connecting pipe, and the pull rod on the connecting pipe and the pull rod on the buried pipe are snap-connected to each other.

[0009] In some embodiments, the multiple sections of the buried pipes are threadedly connected.

[0010] In some embodiments, one end of the buried pipe is provided with an external thread, the other end of the buried pipe is provided with a limiting platform, an internally threaded sleeve is slidably sleeved on the buried pipe, the internally threaded sleeve is slidably arranged on the buried pipe, and the external thread of the buried pipe is threadedly connected to the internally threaded sleeve of another buried pipe.

[0011] In some embodiments, heat exchange fins are provided on the side wall of the buried pipe.

[0012] In some embodiments, an anti - detachment platform is provided at one end of the buried pipe where the internal - thread sleeve is sleeved. The anti - detachment platform is sleeved on the buried pipe, and the internal - thread sleeve is sleeved on the limit platform.

[0013] In some embodiments, bosses are respectively provided at both ends of the pull rod. Hooks are provided on the sides of the bosses, and the pull rod is snap - connected with the hooks on the adjacent pull rod.

[0014] In some embodiments, a first sealing groove is provided on the side of the anti - detachment platform away from the buried pipe. One end of the buried pipe with an external thread is provided with a second sealing groove, and a sealing ring is provided between the first sealing groove and the second sealing groove.

[0015] In some embodiments, a water collector is provided at the end of the water inlet pipe. The water collector is connected to one end of several buried pipes. A water distribution package is provided on the return water pipe, and the water distribution package is connected to the other end of several buried pipes.

[0016] In some embodiments, a filter is provided on the water inlet pipe, and a circulating water pump is provided on the water inlet pipe on one side of the filter.

[0017] The buried - pipe type water - source heat pump provided by the embodiments of the present disclosure can achieve the following technical effects:

[0018] Through the direct contact between the buried pipe and the underground soil and water, an efficient heat - exchange effect is achieved, improving the energy utilization efficiency of the heat - pump system. Through the design of multiple - section buried pipes, it can be adjusted according to the depth of the underground well, increasing the stability and adaptability of the system. The setting of heat - exchange fins increases the contact area between the buried pipe and the soil, thereby improving the heat - exchange efficiency.

[0019] The above general description and the following description are only exemplary and explanatory, and are not used to limit this application. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] One or more embodiments are exemplarily illustrated by the corresponding drawings. These exemplary illustrations and the drawings do not constitute limitations on the embodiments. Elements with the same reference numerals in the drawings are shown as similar elements. The drawings do not constitute a scale limitation, and among them:

[0021] Figure 1 is a schematic structural diagram of the buried - pipe type water - source heat pump provided by the embodiments of the present disclosure;

[0022] Figure 2 is a schematic structural diagram of the multi - section connected buried pipe provided by the embodiments of the present disclosure;

[0023] Figure 3 It is a schematic cross-sectional structure diagram of a buried pipe provided by an embodiment of the present disclosure;

[0024] Figure 4 It is provided by an embodiment of the present disclosure Figure 3 Schematic diagram of the sealing ring structure of part A in

[0025] Figure 5 It is a schematic structure diagram of a buried pipe connecting rod provided by an embodiment of the present disclosure;

[0026] Figure 6 It is a schematic bottom view structure diagram of a buried pipe connecting rod provided by an embodiment of the present disclosure.

[0027] Reference numerals:

[0028] 100, heat pump air conditioner; 101, water inlet pipe; 102, water return pipe; 200, buried pipe; 201, connecting pipe; 202, external thread; 203, limiting platform; 204, internal thread sleeve; 205, heat exchange fin; 206, anti-detachment platform; 207, first sealing groove; 208, second sealing groove; 209, sealing ring; 300, pull rod; 301, boss; 302, hook; 103, water collector; 104, water distribution header; 105, filter; 106, circulation water pump. Detailed implementation manners

[0029] In order to be able to understand the features and technical content of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure will be described in detail below with reference to the accompanying drawings. The accompanying drawings are for reference and illustration purposes only and are not used to limit the embodiments of the present disclosure. In the following technical description, for the sake of explanation, a sufficient understanding of the disclosed embodiments is provided through multiple details. However, one or more embodiments can still be implemented without these details. In other cases, well-known structures and devices can be shown in a simplified manner to simplify the drawings.

[0030] The terms "first", "second", etc. in the specification, claims and above-mentioned drawings of the embodiments of the present disclosure are used to distinguish similar objects and do not necessarily need to describe a specific order or sequence. It should be understood that such data can be interchanged under appropriate circumstances so as to implement the embodiments of the present disclosure described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion.

[0031] In the embodiments of the present disclosure, the orientation or positional relationship indicated by terms such as "upper", "lower", "inner", "middle", "outer", "front", "rear", etc. is based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the embodiments of the present disclosure and their embodiments, and are not used to limit that the indicated device, element or component must have a specific orientation, or be constructed and operated in a specific orientation. Moreover, in addition to being able to represent the orientation or positional relationship, some of the above terms may also be used to represent other meanings. For example, the term "upper" may also be used to represent a certain attachment relationship or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0032] In addition, the terms "arranged", "connected", "fixed" should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or there is an internal connection between two devices, elements or components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0033] Unless otherwise specified, the term "plurality" means two or more.

[0034] In the embodiments of the present disclosure, the character " / " indicates that the front and rear objects are in an "or" relationship. For example, A / B means: A or B.

[0035] The term "and / or" is a description of the associated relationship of an object, indicating that there can be three relationships. For example, A and / or B means: A or B, or, A and B these three relationships.

[0036] It should be noted that, without conflict, the embodiments in the embodiments of the present disclosure and the features in the embodiments can be combined with each other.

[0037] Combined Figures 1-6 As shown, the embodiments of the present disclosure provide a buried pipe type water source heat pump, including: a heat pump air conditioner 100; a water inlet pipe 101 connected to the heat pump air conditioner 100, a water return pipe 102 connected to the heat pump air conditioner 100; a buried pipe 200, one end of which is connected to the water inlet pipe 101 and the other end is connected to the water return pipe 102, and the buried pipe 200 is composed of multiple sections connected, and the buried pipe 200 extends below the ground; a pull rod 300 fixedly connected to each section of the buried pipe 200, and the pull rods 300 are snap-connected to each other.

[0038] Using the buried pipe 200 type water source heat pump provided by the embodiments of the present disclosure, the heat pump air conditioner 100 can exchange heat with the water in the water inlet pipe 101, enabling the heat pump air conditioner 100 to blow hot air. The water flowing in the water return pipe 102 is the water after heat exchange. The buried pipe 200 is inserted underground and extends downward. In this way, the water in the buried pipe 200 can exchange heat with the soil and water underground, and the underground heat can be transferred into the buried pipe 200. Through the buried pipe 200, the water in the water return pipe 102 can be heated. The heated water in the buried pipe 200 then enters the heat pump air conditioner 100 through the water inlet pipe 101 for heat exchange. The heat pump air conditioner 100, the water return pipe 102, the buried pipe 200, and the water inlet pipe 101 are sequentially connected in a cycle. In this way, the heat underground can be exchanged into the heat pump air conditioner 100 for discharge. The buried pipe 200 is composed of multiple sections, so that the buried pipe 200 can be adjusted according to the depth of the underground well. The multi-section splicing of the buried pipe 200 can meet underground wells of different depths. And a pull rod 300 is connected to the buried pipe 200, and the pull rods 300 are snap-connected to each other. In this way, the buried pipes 200 can be connected together through the pull rod 300, thereby increasing the connection stability between the buried pipes 200.

[0039] Optionally, the buried pipe 200 is combined with the pull rod 300. The buried pipes 200 are arranged in pairs on both sides of the pull rod 300. The paired buried pipes 200 are mirror-symmetrically arranged with the axis of the pull rod 300. A connecting pipe 201 is provided at one end between the paired buried pipes 200; a pull rod 300 is provided on the connecting pipe 201, and the pull rod 300 on the connecting pipe 201 is snap-connected to the pull rod 300 on the buried pipe 200.

[0040] In this way, one section of the buried pipe 200 is composed of at least two buried pipes 200 and a pull rod 300. And the two paired buried pipes 200 are arranged in parallel. The two buried pipes 200 are arranged around the axis of the pull rod 300. By rotating the pull rod 300, the adjacent pull rods 300 can be snap-connected. The buried pipes 200 on the side of the snap-connected pull rod 300 can be connected, enabling the adjacent buried pipes 200 to be connected. A connecting pipe 201 is provided at the bottom of the paired buried pipes 200, and the connecting pipe 201 can connect the two paired buried pipes 200. In this way, the two buried pipes 200 can be respectively connected to the water inlet pipe 101 and the water return pipe 102.

[0041] Optionally, the multiple sections of the buried pipe 200 are connected by threads.

[0042] In this way, the threaded connection of the buried pipe 200 can achieve a sealed connection between multiple sections of the buried pipe 200 and enable the connected flow of water;

[0043] Optionally, one end of the buried pipe 200 is provided with an external thread 202, the other end of the buried pipe 200 is provided with a limiting platform 203, an internally threaded sleeve 204 is slidably sleeved on the buried pipe 200, the internally threaded sleeve 204 is slidably arranged on the buried pipe 200, and the external thread 202 of the buried pipe 200 is threadedly connected with the internally threaded sleeve 204 of another buried pipe 200.

[0044] In this way, one end of the buried pipe 200 is provided with an external thread 202, the other end of the buried pipe 200 is provided with an internally threaded sleeve 204, and the internally threaded sleeve 204 can be connected to the external thread 202, so that two adjacent buried pipes 200 can be connected in series. The end of the buried pipe 200 far from the external thread 202 is arranged on the limiting platform 203, the internally threaded sleeve 204 is sleeved on the limiting platform 203 and the outside of the buried pipe 200, and the internally threaded sleeve 204 can also slide on the buried pipe 200. The limiting platform 203 can prevent the internally threaded sleeve 204 from detaching from the buried pipe 200. The end of the buried pipe 200 provided with the external thread 202 can abut against the limiting platform 203 of another buried pipe 200, and the internally threaded sleeve 204 on the limiting platform 203 can be threadedly connected with the external thread 202, so that the two buried pipes 200 can be tightly connected.

[0045] Optionally, the side wall of the buried pipe 200 is provided with heat exchange fins 205.

[0046] In this way, the heat exchange fins 205 on the side of the buried pipe 200 can increase the heat exchange efficiency with the underground well.

[0047] Optionally, the internally threaded sleeve 204 is sleeved at one end of the buried pipe 200 and is provided with an anti - detachment platform 206, the anti - detachment platform 206 is sleeved on the buried pipe 200, and the internally threaded sleeve 204 is sleeved on the limiting platform 203.

[0048] In this way, the anti - detachment platform 206 on the internally threaded sleeve 204 extends towards the buried pipe 200, the anti - detachment platform 206 is slidably sleeved on the buried pipe 200, and the anti - detachment platform 206 can prevent the internally threaded sleeve 204 from detaching from the limiting platform 203. In this way, when the internally threaded sleeve 204 is connected to the external thread 202, the limiting platform 203 can be pressed against the end of the buried pipe 200 provided with the external thread 202.

[0049] Optionally, both ends of the pull rod 300 are respectively provided with a convex platform 301, a hook 302 is arranged on the side of the convex platform 301, and the pull rod 300 is snap - connected with the hook 302 on the adjacent pull rod 300.

[0050] In this way, opposite bosses 301 and hooks 302 are provided at both ends of the pull rod 300. The adjacent pull rods 300 are snap-connected through the engagement between the bosses 301 and the hooks 302, so that the pull rods 300 can be snap-connected to each other, and thus the pull rods 300 can be movably connected together.

[0051] Optionally, a first sealing groove 207 is provided on the side of the anti-detachment platform 206 away from the buried pipe 200. One end of the buried pipe 200 with an external thread 202 is provided with a second sealing groove 208. A sealing ring 209 is provided between the first sealing groove 207 and the second sealing groove 208.

[0052] In this way, the first sealing groove 207 on the anti-detachment platform 206 and the second sealing groove 208 on the buried pipe 200 are arranged opposite to each other. The sealing ring 209 provided between the first sealing groove 207 and the second sealing groove 208 can be clamped in the first sealing groove 207 and the second sealing groove 208, so that the anti-detachment platform 206 and the buried pipe 200 can be tightly connected, and water leakage at the connection between the buried pipes 200 can be prevented.

[0053] Optionally, a water collector 103 is provided at the end of the water inlet pipe 101. The water collector 103 is connected to one end of a plurality of buried pipes 200. A water distribution header 104 is provided on the return water pipe 102. The water distribution header 104 is connected to the other end of a plurality of buried pipes 200.

[0054] In this way, the water collector 103 and the water distribution header 104 at the end of the water inlet pipe 101 can be connected to multiple groups of buried pipes 200, so that they can be inserted into multiple underground wells for heat exchange, thereby increasing the heat exchange efficiency of the buried pipes 200.

[0055] Optionally, a filter 105 is provided on the water inlet pipe 101, and a circulating water pump 106 is provided on the water inlet pipe 101 on one side of the filter 105.

[0056] In this way, the filter 105 on the water inlet pipe 101 can filter the water entering the heat pump air conditioner 100. The circulating water pump 106 on one side of the filter 105 can circulate the water in the heat pump air conditioner 100, the water inlet pipe 101, the return water pipe 102 and the buried pipes 200, so that the heat exchanged in the buried pipes 200 can be discharged through the heat pump air conditioner 100.

[0057] The above description and drawings fully illustrate embodiments of the present disclosure so that those skilled in the art can practice them. Other embodiments may include structural and other changes. Embodiments represent only possible variations. Unless explicitly required, individual components and functions are optional, and the order of operations may vary. Parts and features of some embodiments may be included in or substituted for parts and features of other embodiments. Embodiments of the present disclosure are not limited to the structures described above and shown in the drawings, and various modifications and changes can be made without departing from its scope. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A buried pipeline type water source heat pump, characterized in that, Including: A heat pump air conditioner (100); A water inlet pipe (101) connected to the heat pump air conditioner (100), A water return pipe (102) connected to the heat pump air conditioner (100); A buried pipe (200) with one end connected to the water inlet pipe (101) and the other end connected to the water return pipe (102), and the buried pipe (200) is composed of multiple sections connected together and extends below the ground; A pull rod (300) fixedly connected to each section of the buried pipe (200), and the pull rods (300) are snap-connected to each other.

2. The buried pipeline type water source heat pump according to claim 1, characterized in that, The buried pipe (200) and the pull rod (300) are combined and connected. The buried pipes (200) are arranged in pairs on both sides of the pull rod (300). The paired buried pipes (200) are mirror-symmetrically arranged with the axis of the pull rod (300). A connecting pipe (201) is arranged at one end between the paired buried pipes (200); A pull rod (300) is arranged on the connecting pipe (201), and the pull rod (300) on the connecting pipe (201) is snap-connected to the pull rod (300) on the buried pipe (200).

3. The buried pipeline type water source heat pump according to claim 2, characterized in that, The multiple sections of the buried pipe (200) are thread-connected.

4. The buried pipeline type water source heat pump according to claim 3, characterized in that, One end of the buried pipe (200) is provided with an external thread (202), the other end of the buried pipe (200) is provided with a limiting platform (203), an internally threaded sleeve (204) is slidably sleeved on the buried pipe (200), the internally threaded sleeve (204) is slidably arranged on the buried pipe (200), and the external thread (202) of the buried pipe (200) is thread-connected to the internally threaded sleeve (204) of another buried pipe (200).

5. The buried pipeline type water source heat pump according to claim 1, characterized in that, The side wall of the buried pipe (200) is provided with heat exchange fins (205).

6. The buried pipeline type water source heat pump according to claim 4, characterized in that The internally threaded sleeve (204) is sleeved at one end of the buried pipe (200) and is provided with an anti-disengagement platform (206). The anti-disengagement platform (206) is sleeved on the buried pipe (200), and the internally threaded sleeve (204) is sleeved on the limiting platform (206).

7. The buried pipeline type water source heat pump according to claim 2, wherein Both ends of the pull rod (300) are respectively provided with a convex platform (301), a hook (302) is arranged on the side of the convex platform (301), and the hook (302) on the pull rod (300) is snap-connected to the hook (302) on the adjacent pull rod (300).

8. The buried pipeline type water source heat pump according to claim 6, characterized in that, A first sealing groove (207) is arranged on the side of the anti-disengagement platform (206) away from the buried pipe (200), a second sealing groove (208) is arranged at the end of the buried pipe (200) with the external thread (202), and a sealing ring (209) is arranged between the first sealing groove (207) and the second sealing groove (208).

9. The buried pipeline type water source heat pump according to claim 1, characterized in that, A water collector (103) is arranged at the end of the water inlet pipe (101), the water collector (103) is connected to one end of several buried pipes (200), a water distribution package (104) is arranged on the water return pipe (102), and the water distribution package (104) is connected to the other end of several buried pipes (200).

10. The buried pipeline type water source heat pump according to claim 1, characterized in that, A filter (105) is arranged on the water inlet pipe (101), and a circulating water pump (106) is arranged on the water inlet pipe (101) on one side of the filter (105).

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